Log24

Thursday, October 2, 2025

Color Monolith

Filed under: General — Tags: , , — m759 @ 11:59 am

Wednesday, October 1, 2025

For Wallace Stevens’s Birthday — October 2.

Filed under: General — Tags: , , — m759 @ 11:11 pm

Posts now tagged Incipient Colorings.

Some related mathematics:

Cameron Quartets and 105 Partitions.

Monday, June 30, 2025

Four-Color Fano

Filed under: General — Tags: , , — m759 @ 10:21 pm

Friday, February 21, 2025

A Four-Color System

Filed under: General — Tags: — m759 @ 4:27 pm

https://www.vistaprint.com/hub/correct-file-formats-rgb-and-cmyk

Another sort of "key detail and contrast" —

— Image from The Guardian  posted here on June 15, 2023.

     For examples of CMYK color coding, click here.

Thursday, February 20, 2025

Coloring the Klein Correspondence

Filed under: General — Tags: , , , , — m759 @ 11:43 pm

A Google search for "four color decomposition" yields an AI Overview

My "four-color decomposition" theorem supplies some background
for last New Year's Eve's post on the Klein Correspondence.

 

Wednesday, April 10, 2024

Folie à Quatre : A Four-Color Problem

Filed under: General — Tags: , , , , — m759 @ 12:40 pm

See as well, in this  journal, four colors.

Sunday, March 3, 2024

Deep Blue Research: A Report by You.com AI

 

Cullinane Diamond Theorem Research Report

by https://you.com/?chatMode=research on March 3, 2024

Overview of the Cullinane Diamond Theorem

The Cullinane Diamond Theorem is a mathematical concept developed by Steven H. Cullinane that explores the symmetrical properties of certain geometric patterns. It is particularly concerned with the structure of finite projective geometry as it relates to the 35 square patterns found in R. T. Curtis's Miracle Octad Generator (MOG).

The theorem asserts that every G-image of a diamond figure D possesses some form of ordinary or color-interchange symmetry.

Symmetry and Group Theory

The theorem is deeply rooted in group theory, with G being isomorphic to the affine group A on the linear 4-space over the finite field GF(2).

This group has a significant order of 322,560 and underlies the symmetry of both the diamond-theorem figures and the square patterns of the MOG . The 35 structures of the 840 G-images of D are isomorphic to the 35 lines in the 3-dimensional projective space over GF(2), which explains the symmetry of the line diagrams and the two-color patterns.

The Diamond Theorem in Various Dimensions

The diamond theorem can be applied to different cases, such as the 4×4, 2×2, and even 3-dimensional cubes like the 2x2x2 and 4x4x4 cubes.

The generalized statement of the theorem involves inscribing a white diamond in a black square and dividing it into four quadrants, each with a diagonal split into black and white halves.

Algebraic Implications

The theorem has algebraic implications, such as the ability to express every 4-coloring as a sum of three 2-colorings.

This algebraic formulation is useful for demonstrating that certain four-colored graphic images can form a ring under multiplication. There is also an infinite family of such 'diamond' rings, isomorphic to rings of matrices over GF(4).

Philosophical and Cultural Context

Steven H. Cullinane has also explored the philosophical implications of the diamond theorem, referring to it in the context of Plato's Meno dialogue and opposing it to the 'Story Theory of truth' as discussed by Richard J. Trudeau.

The theorem is seen as a correct statement of the relation between geometry and the physical universe.

Clarification on Cullinan Diamonds

It is important to note that the Cullinane Diamond Theorem is unrelated to the Cullinan diamond, which is a famous large gemstone discovered in South Africa and now part of the British Crown Jewels.

The Cullinan diamond has its own historical and cultural significance, with its various cut shapes and ownership history.

In summary, the Cullinane Diamond Theorem is a mathematical concept that reveals the symmetrical properties of certain geometric patterns, with applications in group theory and algebra. It also has philosophical implications, drawing connections to classical ideas about truth and geometry.

Instagram ad for You.com AI in research mode

"Show me ALL  your sources, babe."

— Line adapted from Leonardo DiCaprio

Tuesday, January 23, 2024

The Enormous Theorem

Filed under: General — Tags: , , , — m759 @ 1:09 pm

The previous post's  reference to colors suggests a review . . .

A test of OpenAI on the above DevDay date —

This ridiculous hallucination was obviously suggested by what
has been called "the enormous theorem" on the classification
of finite simple groups. That theorem was never known as the
(or "a") diamond theorem.

On the bright side, the four colors beside Microsoft's Nadella in the
photo above may, if you like, be regarded as those of my own
non-enormous "four-color decomposition theorem" that is used in
the proof of my own  result called "the diamond theorem."

Saturday, October 29, 2022

Boolean Halloween

Filed under: General — Tags: — m759 @ 12:52 pm

From Log24 posts tagged Boole vs. Galois

Kauffman‘s fixation on the work of Spencer-Brown is perhaps in part
due to Kauffman’s familiarity with Boolean algebra and his ignorance of
Galois geometry.  See other posts now tagged Boole vs. Galois.

Detail, 8/14/2016 Google image search for 'Galois Boole'

See also “A Four-Color Epic” (April 16, 2020).

Thursday, February 3, 2022

Four-Color Structures (Review)

Filed under: General — Tags: , , , , — m759 @ 1:30 pm

Four-color decomposition applied to the 8-point binary affine space

Miracle Octad Generator — Analysis of Structure

For those who prefer art that is less abstract — Heartland Sutra.

Wednesday, June 9, 2021

Group Actions on Partitions: A Review

Filed under: General — Tags: , , , , — m759 @ 2:11 pm

From "A Four-Color Theorem:
Function Decomposition Over a Finite Field
" —

Related material —

An image from Monday's post
"Scholastic Observation" —

A set of 7 partitions of the 2x2x2 cube that is invariant under PSL(2, 7) acting on the 'knight' coordinatization

Friday, September 11, 2020

Kauffman on Algebra

Filed under: General — Tags: , , — m759 @ 11:07 pm

Kauffman‘s fixation on the work of Spencer-Brown is perhaps in part
due to Kauffman’s familiarity with Boolean algebra and his ignorance of
Galois geometry.  See other posts now tagged Boole vs. Galois.

Detail, 8/14/2016 Google image search for 'Galois Boole'

See also “A Four-Color Epic” (April 16, 2020).

Wednesday, July 15, 2020

A Four-Color Diamond

Filed under: General — Tags: — m759 @ 10:16 pm

Browsing related to the graphic  design theory described in the previous post
yielded a four-color diamond illustrating design at Microsoft —

For some related mathematics  see . . .

The Four-Color Diamond’s 2007 Source —

See also Log24 posts from August 2007 now tagged The Four-Color Ring.

Thursday, April 16, 2020

A Four-Color Epic

Filed under: General — Tags: , , , — m759 @ 4:15 pm

A love story of epic, epic, epic proportion” — Kristen Stewart

See also the following letter to Knuth on four-color enthusiast
Spencer-Brown, as well as Tim Robinson on the same subject
in his book My Time in Space .

Saturday, December 14, 2019

Colorful Tale

Filed under: General — Tags: , , , , , — m759 @ 9:00 pm

(Continued)

Four-color correspondence in an eightfold array (eightfold cube unfolded)

The above image is from 

"A Four-Color Theorem:
Function Decomposition Over a Finite Field,"
http://finitegeometry.org/sc/gen/mapsys.html.

These partitions of an 8-set into four 2-sets
occur also in Wednesday night's post
Miracle Octad Generator Structure.

This  post was suggested by a Daily News
story from August 8, 2011, and by a Log24
post from that same date, "Organizing the
Mine Workers
" —

http://www.log24.com/log/pix11B/110808-DwarfsParade500w.jpg

Wednesday, September 4, 2019

Title Check — “2000: A Time Odyssey”

Filed under: General — Tags: — m759 @ 5:50 am

See as well a webpage from 2000,
"Symmetry from Plato to the
Four-Color Conjecture
."

Saturday, September 15, 2018

Eidetic Reduction in Geometry

 

"Husserl is not the greatest philosopher of all times.
He is the greatest philosopher since Leibniz."

Kurt Gödel as quoted by Gian-Carlo Rota

Some results from a Google search —

Eidetic reduction | philosophy | Britannica.com

Eidetic reduction, in phenomenology, a method by which the philosopher moves from the consciousness of individual and concrete objects to the transempirical realm of pure essences and thus achieves an intuition of the eidos (Greek: “shape”) of a thing—i.e., of what it is in its invariable and essential structure, apart …

Phenomenology Online » Eidetic Reduction

The eidetic reduction: eidos. Method: Bracket all incidental meaning and ask: what are some of the possible invariate aspects of this experience? The research …

Eidetic reduction – New World Encyclopedia

Sep 19, 2017 – Eidetic reduction is a technique in Husserlian phenomenology, used to identify the essential components of the given phenomenon or experience.

Terminology: Eidos

For example —

The reduction of two-colorings and four-colorings of a square or cubic
array of subsquares or subcubes to lines, sets of lines, cuts, or sets of
cuts between the subsquares or subcubes.

See the diamond theorem and the eightfold cube.

* Cf. posts tagged Interality and Interstice.

Tuesday, February 20, 2018

A Sharper Image

Filed under: General — Tags: — m759 @ 5:15 am

Diamond-shaped face of Durer's 'Melencolia I' solid, with  four colored pencils from Diane Robertson Design

Click for some related posts.

Wednesday, November 22, 2017

“Design is how it works” — Steve Jobs

Filed under: General,Geometry — Tags: , , — m759 @ 1:00 pm

News item from this afternoon —

Apple AI research on 'mapping systems'

The above phrase "mapping systems" suggests a review
of my own very different  "map systems." From a search
for that phrase in this journal —

Map Systems (decomposition of functions over a finite field)

See also "A Four-Color Theorem: Function Decomposition
Over a Finite Field.
"

Tuesday, May 2, 2017

Image Albums

Pinterest boards uploaded to the new m759.net/piwigo

Diamond Theorem 

Diamond Theorem Correlation

Miracle Octad Generator

The Eightfold Cube

Six-Set Geometry

Diamond Theory Cover

Update of May 2 —

Four-Color Decomposition

Binary Galois Spaces

The Galois Tesseract

Update of May 3 —

Desargues via Galois

The Tetrahedral Model

Solomon's Cube

Update of May 8 —

Art Space board created at Pinterest

Saturday, September 3, 2016

Resplendent Triviality

Filed under: General,Geometry — Tags: , , , — m759 @ 11:30 am

See The Echo in Plato's Cave and
a four-color decomposition theorem.

An illustration —

A four-color decomposition theorem, illustrated

Wednesday, December 30, 2015

Inverse Image

Filed under: General,Geometry — Tags: , — m759 @ 7:00 am

The previous post discussed some art related to the
deceptively simple concept of "four colors."

For other related material, see posts that contain a link 
to "…mapsys.html."

Tuesday, December 29, 2015

Four and Four

Filed under: General — Tags: , — m759 @ 11:30 pm

A passage linked to here on the afternoon of Dec. 6, 2015 —

From news.artnet.com, Dec. 16, 2014 —

"Kosuth's early roots were in analytical philosophy, and his neons fiddle with that legacy: it's language that considers the nature of language as it describes the world—as it makes meaning and creates objects. So the earliest here, Five Fives (to Donald Judd, from 1965, is five rows of five words, of the numbers one through to 25 which stack up like bricks in an unfinished wall. Like the nearby phrase "An Object Self-Defined" (Self-Defined Object  [green], 1966), or the four colored words of Four Colours Four Words  (1966) it's a test of the relationship of a thing to an idea to a word. These texts short-circuit the question of how visual art relates to how we speak about it, dating from a period when modern art had gotten stuck with a certain idea of what modern art should look like, and how it should be talked about."

— JJ Charlesworth

Friday, August 14, 2015

Discrete Space

Filed under: General,Geometry — Tags: , , , — m759 @ 7:24 am

(A review)

Galois space:

Image-- examples from Galois affine geometry

Counting symmetries of  Galois space:
IMAGE - The Diamond Theorem

The reason for these graphic symmetries in affine Galois space —

symmetries of the underlying projective Galois space:

Tuesday, June 9, 2015

Colorful Song

Filed under: General,Geometry — Tags: , , — m759 @ 8:40 pm

For geeks* —

Domain, Domain on the Range , "

where Domain = the Galois tesseract  and
Range = the four-element Galois field.

This post was suggested by the previous post,
by a Log24 search for Knight + Move, and by
the phrase "discouraging words" found in that search.

* A term from the 1947 film "Nightmare Alley."

Sunday, September 14, 2014

Sensibility

Filed under: General,Geometry — Tags: , , , , — m759 @ 9:26 am

Structured gray matter:

Graphic symmetries of Galois space:
IMAGE - The Diamond Theorem

The reason for these graphic symmetries in affine  Galois space —

symmetries of the underlying projective  Galois space:

Thursday, July 17, 2014

Paradigm Shift:

 

Continuous Euclidean space to discrete Galois space*

Euclidean space:

Point, line, square, cube, tesseract

From a page by Bryan Clair

Counting symmetries in Euclidean space:

Galois space:

Image-- examples from Galois affine geometry

Counting symmetries of  Galois space:
IMAGE - The Diamond Theorem

The reason for these graphic symmetries in affine Galois space —

symmetries of the underlying projective Galois space:

* For related remarks, see posts of May 26-28, 2012.

Saturday, February 1, 2014

The Delft Version

Filed under: General,Geometry — Tags: , — m759 @ 7:00 am

My webpage "The Order-4 Latin Squares" has a rival—

"Latin squares of order 4: Enumeration of the
 24 different 4×4 Latin squares. Symmetry and
 other features."

The author — Yp de Haan, a professor emeritus of
materials science at Delft University of Technology —

The main difference between de Haan's approach and my own
is my use of the four-color decomposition theorem, a result that
I discovered in 1976.  This would, had de Haan known it, have
added depth to his "symmetry and other features" remarks.

Tuesday, November 19, 2013

Quad*

Filed under: General,Geometry — Tags: , , — m759 @ 6:29 am

IMAGE- The Klein Four-Group, 'Vierergruppe': the group's four elements in four colors. Blue, red, green arrows represent pairs of transpositions, and the four black points, viewed as stationary, represent the identity.

* Update of 8 PM Nov. 19:
   The title refers to a work by Beckett.
  "There is nothing outside itself that Quad
   might be about." — Sue Wilson.
   The Klein group is not so limited.

Monday, September 17, 2012

Pattern Conception

Filed under: General,Geometry — Tags: , , , , — m759 @ 10:00 am

( Continued from yesterday's post FLT )

Context Part I —

"In 1957, George Miller initiated a research programme at Harvard University to investigate rule-learning, in situations where participants are exposed to stimuli generated by rules, but are not told about those rules. The research program was designed to understand how, given exposure to some finite subset of stimuli, a participant could 'induce' a set of rules that would allow them to recognize novel members of the broader set. The stimuli in question could be meaningless strings of letters, spoken syllables or other sounds, or structured images. Conceived broadly, the project was a seminal first attempt to understand how observers, exposed to a set of stimuli, could come up with a set of principles, patterns, rules or hypotheses that generalized over their observations. Such abstract principles, patterns, rules or hypotheses then allow the observer to recognize not just the previously seen stimuli, but a wide range of other stimuli consistent with them. Miller termed this approach 'pattern conception ' (as opposed to 'pattern perception'), because the abstract patterns in question were too abstract to be 'truly perceptual.'….

…. the 'grammatical rules' in such a system are drawn from the discipline of formal language theory  (FLT)…."

— W. Tecumseh Fitch, Angela D. Friederici, and Peter Hagoort, "Pattern Perception and Computational Complexity: Introduction to the Special Issue," Phil. Trans. R. Soc. B  (2012) 367, 1925-1932 

Context Part II —

IMAGE- Wikipedia article 'Formal language'

Context Part III —

A four-color theorem describes the mathematics of
general  structures, not just symbol-strings, formed from
four kinds of things— for instance, from the four elements
of the finite Galois field GF(4), or the four bases of DNA.

Context Part IV —

A quotation from William P. Thurston, a mathematician
who died on Aug. 21, 2012—

"It may sound almost circular to say that
what mathematicians are accomplishing
is to advance human understanding of mathematics.
I will not try to resolve this
by discussing what mathematics is,
because it would take us far afield.
Mathematicians generally feel that they know
what mathematics is, but find it difficult
to give a good direct definition.
It is interesting to try. For me,
'the theory of formal patterns'
has come the closest, but to discuss this
would be a whole essay in itself."

Related material from a literate source—

"So we moved, and they, in a formal pattern"

Formal Patterns—

Not formal language theory  but rather
finite projective geometry  provides a graphic grammar
of abstract design

IMAGE- Harvard Crimson ad, Easter Sunday, 2008: 'Finite projective geometry as a graphic grammar of abstract design'

See also, elsewhere in this journal,
Crimson Easter Egg and Formal Pattern.

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